Overview
| MLIT filing number | 1149400 |
|---|---|
| Type | Statutory Recall (government-mandated recall) |
| Date filed | April 21, 2021 |
| Manufacturer(s) | Isuzu |
| Component | Computer (emissions / noise) |
| Production period | June 13, 2019 — December 2020 |
| Vehicles affected | 507 units |
Defect
In the emission control system, the control computer's onboard diagnostic program is incorrect, causing it to fail to properly diagnose faults or display the appropriate warning under certain fault conditions. As a result, the vehicle does not meet the technical requirements for onboard diagnostic systems (diesel heavy-duty vehicle J-OBD2) specified under Article 31 of the Safety Standards, Article 41 of the Detailed Regulations, Attachment 48.
Corrective action
On all vehicles, update the control computer's diagnostic program to the corrected specification.
Affected models & chassis ranges
This filing lists 7 type code(s). A vehicle is affected if its chassis number falls within one of the ranges below.
| Type code (型式) | Model | Chassis ranges |
|---|---|---|
| 2DG-RR2AJDJ | Gala Mio | RR2AJD-60284 — RR2AJD-60456 |
| 2DG-RU2AHDJ | GALA | RU2AHD-60184 — RU2AHD-60240 |
| 2KG-RU2AHDJ | GALA | RU2AHD-60183 — RU2AHD-60234 |
| 2RG-RU1ESDJ | GALA | RU1ESD-60364 — RU1ESD-60493 |
| 2SG-HL2ANBD | ERGA | HL2ANB-60022 — HL2ANB-60023 |
| 2SG-HL2ASBD | ERGA | HL2ASB-60016 — HL2ASB-60017 |
| 2TG-RU1ASDJ | GALA | RU1ASD-60470 — RU1ASD-60790 |
Original Japanese (MLIT source text)
Show the original Japanese filing text
状況
排出ガス発散防止装置において、制御コンピュータの故障診断プログラムが不適切なため、故障時に正しく診断または警告表示できないものがある。そのため、保安基準第３１条の細目告示第４１条 別添４８の車載式故障診断装置（ディーゼル重量車Ｊ－ＯＢＤ２）の技術基準を満足しない。
改善措置
全車両、制御コンピュータの故障診断プログラムを対策仕様に修正する。
Source & verification
This entry reproduces public data from Japan's MLIT recall registry. English text is jdmvin.com's own translation; always verify against the official source:
https://renrakuda.mlit.go.jp/renrakuda/ris-detail-car.html?class=recalldatacar&id=3004952